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YEAR 8 MATHS QUIZ

Total questions: 30

Worksheet time: 25mins

Name
Class
Date
1.
What is the median of the scores?
a)
21
b)
16
c)
17
d)
19
2.
How many scores are listed in this Stem and Leaf Plot?
a)
3
b)
6
c)
9
d)
18
3.

1/10 as a decimal:

a)

0.9

b)

0.10

c)

0.11

d)

0.12

4.

What is the Greatest Common Factor (GCF) of 12 and 15?

a)

2

b)

3

c)

5

d)

60

e)

20

5.

The speed of a car is 40km/h. What is the distance covered in 45minutes?

a)

15km

b)

30km

c)

45km

d)

60km

6.
A time capsule was sealed in 1940 and will be opened on the same date in 2017. How long will the capsule remain sealed?
a)
57 years
b)
77 years
c)
87 months
d)
40cm
7.
William is saving for a new computer. He already has $32. If the computer costs $300, how much more does William need to save?
a)
$268
b)
$267
c)
$264
d)
$263
8.
What is 35% of 240?
a)
84
b)
48
c)
36
d)
63
9.
Factorise: 4x2 + 8x
a)
4x(x+2)
b)
4(x2+2x)
c)
2x(2x+4)
d)
2(2x2+4)
10.
Factorise 8x + 12
a)
4(x+2)
b)
8(x+4)
c)
4(x+3)
d)
4(2x+3)
11.
Expand 3(x + 2) + 2(x + 4)
a)
3x + 24 + 2x
b)
5x + 24
c)
6x2 + 6
d)
5x + 14
12.
10(f + 5)
a)
10f + 50
b)
f + 50 
c)
10f + 5 
d)
b + c 
13.

Find the next four terms of the arithmetic sequence 16, 24, 32,...

a)

40, 48, 56, 64

b)

36, 40, 44, 48

c)

35, 40, 45, 50

d)

40, 44, 50, 56

14.
Evaluate 23 + 32
a)
72
b)
36
c)
12
d)
17
15.

What is 3/4 as a decimal?

a)

1.25

b)

0.50

c)

0.25

d)

0.75

16.

Solve for y: 3y - 7 = 11

a)

y = 2

b)

y = 6

c)

y = 4

d)

y = 10

17.

(613)3

a)

193

b)

616

c)

613

d)

639

18.

34 x 35

a)

920

b)

99

c)

39

d)

320

19.
Write 62 x 63 as a single power
a)
7776
b)
66
c)
65
d)
365
20.
Write 95 ÷ 93 as a single power
a)
92
b)
98
c)
915
21.
(3x2y3)2
a)
9x4y6
b)
3x4y5
c)
6x4y6
d)
9xy
22.
Roger bowled 7 games last weekend. His scores are: 155, 165, 138, 172, 127, 193, 142. What is the range of Roger's scores?
a)
193
b)
127
c)
60
d)
66
23.
If 72% of people like chocolate, what percentage do not?
a)
28%
b)
38%
c)
72%
d)
32%
24.

What is 40% of 300?

a)

30

b)

60

c)

90

d)

120

25.

England scored 30 goals in total. 10 were scored in the Euro Cup and 20 were scored in the World Cup. What ratio is appropriate?

a)

30:20

b)

10:20

c)

2:1

d)

10:30

26.
Find D
a)
∠D=116°
b)
∠D=64°
c)
∠D=180°
d)
∠D=26°
27.
Solve for  y.
a)
y = 20
b)
y = 120
c)
y = 60
d)
y = 10
28.

Johan and Renee share $90 in the ratio 7:3.


How much money will Renee have?

a)

$9

b)

$27

c)

$63

d)

$210

29.

Ben goes on holiday to Hong Kong. In Hong Kong, Ben sees a camera costing HK$ 3179.55. In London, an identical camera cost £285. The exchange rate is £1=HK$ 12.30.

Ben buys the camera in Hong Kong. How much cheaper is the camera in Hong Kong than in London?

a)

26.50 pounds

b)

HK$ 325.95

c)

26.05 pounds

d)

HK$ 3505.05

30.
Triangle ABC and XYZ are similar.  Use your knowledge of scale factor to find the length of X.
a)
20
b)
25
c)
100
d)
40